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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 249 · 40 questions
TalentJR

Engineer's tip (What is in the middle?): Find the fulcrum, the load and the effort. Put them in order along the bar and look at the middle one. Fulcrum middle → class 1 · load middle → class 2 · effort middle → class 3.

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  1. 1.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  2. 2.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  10. 10.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) on the fulcrum (d) far from the fulcrum
  11. 11.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  12. 12.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  14. 14.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  16. 16.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  21. 21.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the fulcrum (d) the effort
  24. 24.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the effort (d) the axle
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  30. 30.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  31. 31.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  34. 34.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3

Answer key

  1. False
  2. class 3
  3. class 2
  4. class 2
  5. class 1
  6. False
  7. class 1
  8. False
  9. False
  10. far from the fulcrum
  11. the fulcrum
  12. True
  13. class 3
  14. True
  15. class 1
  16. True
  17. class 1
  18. class 2
  19. class 1
  20. class 3
  21. False
  22. False
  23. the load
  24. False
  25. class 2
  26. the fulcrum
  27. class 2
  28. class 3
  29. True
  30. False
  31. False
  32. False
  33. class 1
  34. False
  35. class 1
  36. class 3
  37. class 1
  38. True
  39. class 3
  40. class 1

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